Adjustable tightening device for doors and the like



G. WAGNER ET AL March 18, 1930. I

ADJUSTABLE TIGHTENING DEVICE FOR DOORS AND THE LIKE Original Filed Feb. 24, 1927 Patented Mar. 18,1930 i V r 1 3 v,UNYTED STATES.

' oBEnKnssEL, GERMANY ADJUSTABLE TIGHTENIN nnv oE FOB DooRs AND LIKE Application filed. February 24, 1927, Serial No. 170,634.; Renewed January 24, 1930.

Our invention refers to an adjustable'means tion, the-more will the tightening material for tightening doors or the like. (is) be pushed down in a substantially'verti The accompanying drawings illustratean-cal direction' By adjusting socket (g) on, embodiment of the invention. V v the threaded end of the rod (b the degree Fig. 1 shows the device mounted and ready of movement of the lath may e regulated. for use, and the tightening lath, as shown, Thespring (b will pushthe rod back drawn up by a spring bolt; to a certain extent, after the door has been Fig. 2 shows the same device having its opened again, so that the sliding lath (i) tightening lath pushed down; 7 with its tighteningbrim-(Zc) will be moved up i Fig. 3 ShOWS on an enlarged scale theadby means of the supported lever As the 2 which a socket (g) or the like is screwed. The ing'or arranging another iron strip with an justing mechanism withsliding socket; lath strikes againsttherod' or against r Fig. 4 shows the device within the socket, another stop, the rod (1)) comes to a stand-- fitted through a fillet on the door; still in spite of the spring (6 acting upon Fig. 5 shows a cross section of the device it. It will be possible to screw in the socket on line 5-.5 of Figure 2, the device being (g) entirely, without the f'door striking mounted in a door previously slit. against it and it will be possible also to set 7 Figures 6 and 7 are views illustrating the the tightening jmechanism, partially -;or operation of the device. wholly, out of function, which would not'be In a groove or in aslit guide (a) ofa'well' possible if there were. no adjustable stop ar. T known kind, there is'guided the rod (6) which rangement on the upper tighteninglath (75). '5 is embedded in the board (a) of the door (d) The whole device is fastened to an iron and which is retractedby means of the spring strip '(0), so that, .when this, iron strip is a (5 The rod (1)) guided as above Stated, screwed to the door or'the like, thewhole has on its front portion. threads over mechanism will befas'tened. When provid sockettg) is so shaped that it will projectbeintermediate distance strip, it is possible to, yond the lath (0) of door (d). Underneath fix the whole device to a door having. no the rod (3)) there is the sliding lath with wash-board (see Figure v5). 1 In this case there the fitting (8) and the tightening material will be instead of one iron strip, one strip at (7c). Said sliding lath (i) is connected with the right hand side and one at the left hand the rod (6) by means of the articulated arm side and the whole device will be inserted i (m). One lever of the same has also a leverinto the do r slot (1)) and will be easily fas arm (n) which is connected with the lath (a) tened by means of screws. Now when the door (d) is being closed'and e claim: I

when the socket (g) is screwed onward, v1.In combination, a closure str1p, a ca rm 1 the stop will push against the door frame riertherefor, and means for moving said (h) andthe rod (6) will slide or push back strip, comprisinga stationary support, a rethe upperlevers (m) with their upper ends. ciprocating rod, levers connected at their Now as the levers (m) are supported by the ends to said rod and tofsaid carrier, andllnks 40 likewise oscillating lever (a), the lower ends connected to support and to said levers 1n- 3, of the levers (m)'will be positively pushed termediate the ends thereof, whereby mov ev downwards, so that when the door is being ment of saidro'd in one direction causes said closed the sliding lath (2') with its tightening carrier and closure strip to move in a direcmaterial (70) will be pushed downwards. The tion at right angles thereto.

more the levers (m) are in a horizontal p0si-' 2, In combination, a closure strip, a car-i 9o rier therefor, shoes secured to said carrier,

at supporting member, a reciprocating rod, levers connected at thelr ends to sald rod and I I to said shoes, and links connected to said supporting member and tosaid levers intermediate the ends thereof whereby movement of saidrod in one direction causes said levers to move sald earner m a d1rect1on at mght angles thereto.

In testimony whereof we affix our signatures.

V GERHARD WAGNER. FRIEDRICH F UNKE. RUDOLF HEYMANNS. 

